Display screen or portion thereof with graphical user interface



FIG. 1 is a front view of a display screen or portion thereof with graphical user interface showing my new design; and,

FIG. 2 is a front view of another embodiment of a display screen or portion thereof with graphical user interface showing my new design.

The broken lines in the figures illustrate the display screen or portion, and the dot dash lines define the boundary of the claimed design. The dot dash lines and broken lines form no part of the claimed design. 

CLAIM I claim, the ornamental design for a display screen or portion thereof with graphical user interface, as shown and described. 